title: Subgroups in the population of frequent users of inpatient services.
authors.affiliation: Community Services Division, Harlem Valley Psychiatric Center, Mount Kisco, NY 10549.
authors.forename: E S
authors.initials: ES
authors.lastname: Casper
authors.forename: B
authors.initials: B
authors.lastname: Donaldson
mesh_terms: D000328:Adult; D005260:Female; D006778:Hospitals, Psychiatric / Q000706:statistics & numerical data*; D006779:Hospitals, Public / Q000706:statistics & numerical data*; D006783:Hospitals, State / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male; D008875:Middle Aged; D008913:Minority Groups / Q000523:psychology; D009518:New York; D010359:Patient Readmission / Q000706:statistics & numerical data*; D019966:Substance-Related Disorders / Q000523:psychology; D014754:Violence